Krystal’s exact role has yet to be revealed in the drama, which takes place behind prison walls. The staff of ‘Wise Prison Life’ hinted, “She is a woman who appears bright and outgoing on the outside, but has a delicate heart like no other.”

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The cast recently wrapped up their script reading this past July 17 in approximately 4 hours. The production is directed by Shin Won Ho, responsible for the ‘Reply’ series, and his set to air in the latter half of 2017.